On Tue, 2006-12-12 at 17:34 -0500, Kyle Moffett wrote: > On Dec 12, 2006, at 13:20:19, Linus Torvalds wrote: > > That said, powerpc simply doesn't historically do any system call > > translation, so you'll just have to implement the same kind of > > translation layer that sparc has done, for example. > > Thanks a lot for all your help. I've got two last questions: From > the code in entry_32.s I can dig up "current" from ((struct > paca_struct *)r13)->__current to read a personality flag from it, > right? Digging up offsets in assembly can't be very fun :-\
That's what asm-offset.c is for :-) It generates all the offsets you need. In general though, you probably want to copy your personality flag to thread_info, along with other bits in there (like 32 vs. 64 bits). Look how it's done on ppc64. > Secondly, is there a preferred existing field into which I should > stick said flag or just stuff it somewhere? Yes, thread_info->flags. > Ok, I figured it was going to be ugly; maybe not quite _that_ ugly > but my hopes weren't high enough for you to dash to any real degree :-D. Well... it can't be pretty :-) Ben. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
